Theorems · Theorem · order theory
SuccOrder.isOpen_singleton_of_not_isSuccPrelimit
∀ {α : Type u_1} [inst : LinearOrder α] [inst_1 : TopologicalSpace α] [OrderTopology α] {a : α} [SuccOrder α],
¬Order.IsSuccPrelimit a → IsOpen {a}- Defined in
- Mathlib.Topology.Order.SuccPred
- Cited by
- 1 results in Mathlib
- Foundations
- Depth 76 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites19
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement and proof · cited by 53,352
- TopologicalSpacestatement and proof · cited by 24,529
- LinearOrderstatement and proof · cited by 8,572
- IsOpenstatement and proof · cited by 2,400
- Set.Ioiproof · cited by 1,463
- OrderTopologystatement and proof · cited by 1,355
- Set.Iooproof · cited by 1,214
- Order.succproof · cited by 633
- SuccOrderstatement and proof · cited by 574
- IsMaxproof · cited by 372
- CovByproof · cited by 290
- Order.IsSuccPrelimitstatement and proof · cited by 157
Cited by1
Results whose statement or proof uses this declaration.
- SuccOrder.isOpen_singleton_iffproof · cited by 3